About us

Shengyi Polymers delivers integrated supply of plastic raw materials and finished plastic products, giving global manufacturers a one-stop plastics procurement solution.

Company Overview

Since 2010, our founders have specialized in the trading of plastic resins, expanding into finished plastic products in 2020 — building over 15 years of experience across sales, production and supply-chain management. Through deep partnerships with multiple plastics manufacturing plants and an integrated network of 300+ quality brand suppliers, we have provided reliable supply to over 2,000 manufacturers worldwide.

We look forward to building long-term, transparent and sustainable supply-chain partnerships with plastics buyers around the world.

One-stop supply of raw materials & finished products
Experienced industry team with price-risk protection
Proven across 2,000+ factories, precise grade matching
Tianjin port location for stable, controllable delivery

Experienced Professional Team

We operate a mature, end-to-end business system spanning international trade, domestic sales, raw-material price risk management, documentation & logistics, and financial settlement. Each division is led by specialists with 10+ years in the plastics industry, delivering stable, efficient sourcing plus price-protection strategies — including futures and options tools — that help buyers hedge against raw-material volatility.

Customized Procurement Solutions

Drawing on hands-on materials experience across thousands of factories, we recommend the right grades for your product's real-world requirements and benchmark performance across both domestic and international resins and products. Our goal is always to match clients with compliant, cost-effective materials and finished goods that lower total procurement cost.

Reliable & Efficient Delivery

Headquartered in Tianjin, a core port city in northern China, we enjoy an exceptional logistics location. As a key distribution hub for plastic raw materials and products in North China, we work closely with local petrochemical producers, processing plants and freight forwarders to enable flexible scheduling, fast customs clearance and dependable, controllable delivery cycles.

Integrity at Our Core

Integrity is our core operating principle. Across every export order we have shipped, goods are weighed strictly and in full and delivered in complete quantities. We guarantee accurate measurement on every batch, transparent shipping, and truthful, traceable product information — upholding honest trade to build long-term, trustworthy partnerships with customers around the world.